348 lines
6.4 KiB
C
348 lines
6.4 KiB
C
char number[3];
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int eflg;
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char w2006[100];
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flg 0;
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char realwd[100];
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char *wd {&realwd[1]};
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char *fptr;
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char *ffptr &ffbuf;
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char ffbuf[36];
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int neng;
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int npr;
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int table[2]; /*keep these four cards in order*/
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int tab1[26];
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int tab2[730];
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char tab3[19684];
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int logtab[256];
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float inctab[256];
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char nwd[100];
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int tot;
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int wtot;
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char *buf[3];
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file[3];
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ptr[3];
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char *name[3];
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bsp[768];
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main(argc,argv) int argc; char *argv[]; {
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char let,lt;
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auto arg,t,sw,i,j,salt,er,c;
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register k,l,m;
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double junk;
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int unl();
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int ii;
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double log(), exp(), pow();
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nice(-20);
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inctab[0] = 1;
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logtab[0] = -10;
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for(ii=1; ii<256; ii++){
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inctab[ii] = exp(-ii/30.497);
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logtab[ii] = log(30.*pow(1.0333,ii+0.) - 30.) + .5;
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}
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logtab[1] = -10;
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number[2] = ' ';
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buf[0] = bsp;
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buf[1] = bsp + 0400;
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buf[2] = bsp + 01000;
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ptr[0] = 0; ptr[1] = 0;
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ptr[2] = 1;
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arg = 1;
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while(argc>1 && argv[arg][0] == '-') {
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switch(argv[arg][1]) {
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default:
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printf("Unrecognizable argument: %c\n",argv[arg][1]);
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exit();
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case 0:
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case 'n':
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neng++;
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break;
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case '1':
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npr++;
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}
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arg++;
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--argc;
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}
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if(!neng) {
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salt = open("/usr/lib/salt",0);
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er = read(salt,table,21200);
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if(er != 21200)err("read salt");
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close(salt);
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}
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if((signal(2,1) & 1) != 1)
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signal(2,unl);
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name[0] = "/usr/tmp/ttmpa1";
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name[1] = "/usr/tmp/ttmpa2";
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name[2] = "/usr/tmp/ttmpa3";
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while((file[0] = open(name[0],1)) > 0){
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close(file[0]);
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for(j=0; j < 3; j++)name[j][13]++;
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if(name[0][13] == 'z')err("creat tmp file");
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}
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file[0] = creat(name[0],0666);
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fptr = argv[arg];
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if(argc == 1) {argc = 2; arg = 0;}
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while(--argc){
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if(arg == 0){
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file[2] = 0;
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}else{
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file[2] = open(argv[arg++],0);
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if(file[2] < 0)err("open input file");
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}
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eflg = 1;
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while((j = wdval(2)) != 0){
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put(0,nwd,j);
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k = -1;
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l = 0;
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m = 1;
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if(inctab[table[0]] > (junk=rand()/32768.)) table[0]++;
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while(m <= j){
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c = 27*wd[k++] + wd[l++];
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if(inctab[tab2[c]] > junk) tab2[c]++;
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c = 27*c + wd[m++];
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if(inctab[tab3[c]] > junk) tab3[c]++;
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}
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c = 27*wd[k] + wd[l];
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if(inctab[tab2[c]] > junk) tab2[c]++;
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}
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if(file[2]) close(file[2]);
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}
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flsh(0,0);
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close(file[0]);
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sw = fork();
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if(sw == 0){execl("/usr/bin/usort","usort","-o",name[2],name[0],0);
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err("sort"); }
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if(sw == -1)err("fork");
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er = wait();
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if(er != sw)err("probs");
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file[0] = creat(name[0],0666);
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if(file[0] < 0)err("creat tmp");
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file[1] = open("/usr/lib/w2006",0);
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if(file[1] < 0)err("open w2006");
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ptr[1] = 1;
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for(k=0;((c = w2006[k] = get(1)) != '\n');k++)
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if(c == -1) break;
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file[2] = open(name[2],0);
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if(file[2] < 0)err("open tmp");
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ptr[2] = 1;
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while(ptr[2]){
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l=0;
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for(k=0;((c = wd[k] = get(2)) != '\n');k++)
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if(c == -1)goto done;
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for(i=0; i<=k;i++){
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if(wd[i] < w2006[l]){
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put(0,wd,k);
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break;
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}
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if(wd[i] > w2006[l]){
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for(l=0;((c = w2006[l] = get(1)) != '\n');l++)
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if(c == -1){
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put(0,wd,k);
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for(k=0;((c = wd[k] =get(2))!= -1);k++){
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put(0,wd,k);
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k = -1;
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}
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goto done;
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}
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i = -1;
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l=0;
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continue;
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}
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l++;
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}
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}
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done:
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close(file[2]);
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unlink(name[2]);
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flsh(0,0);
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close(file[1]);
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close(file[0]);
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ptr[1] = 1;
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file[1] = open(name[0],0);
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if(file[1] < 0)err("open tmp ");
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file[0] = creat(name[1],0666);
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if(file[0] < 0)err("create tmp");
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while((j = nwdval(1)) != 0){
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wtot = 0;
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flg = 0;
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k = -1; l = 0; m = 1;
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while(m <= j){
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tot = 0;
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c = wd[k++]*27 + wd[l++];
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tot =+ (logtab[tab2[c]]+logtab[tab2[wd[k]*27+wd[l]]]);
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tot =>> 1;
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c = c*27 + wd[m++];
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tot =- logtab[tab3[c] & 0377];
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if(tot > wtot) wtot = tot;
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}
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if(wtot < 0) wtot = 0;
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t = conf(wtot,2,number);
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put(0,number,2);
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put(0,nwd,j);
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}
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flsh(0,0);
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close(file[1]);
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close(file[0]);
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sw = fork();
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if(sw == 0){execl("/bin/sort","sort","+0nr", "+1","-o",name[1],name[1]
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,0);
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err("sort"); }
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if(sw == -1)err("fork");
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er = wait();
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if(er != sw)err("prob");
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sw = fork();
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if(sw == 0){
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if(npr) {
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execl("/bin/cat","cat",name[1],0);
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} else {
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i = 0 ;
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while((c = "Possible typo's in "[i++])!=0)
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*ffptr++ = c;
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i = 0;
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while((c = fptr[i++]) != 0)
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*ffptr++ = c;
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*ffptr = 0;
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execl("/bin/pr","pr","-3", "-h",
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ffbuf,name[1],0);
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err("pr");
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}
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}
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if(sw == -1)err("fork");
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er = wait();
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if(er != sw)err("prob");
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unl();
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}
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unl() {
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register j;
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j = 2;
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while(j--)unlink(name[j]);
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exit();
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}
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err(c) char c[];{
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register j;
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printf("cannot %s\n",c);
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unl();
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}
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get(ifile) int ifile;{
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static char *ibuf[10];
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if(--ptr[ifile]){
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return(*ibuf[ifile]++ & 0377);}
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if(ptr[ifile] = read(file[ifile],buf[ifile],512)){
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if(ptr[ifile] < 0)goto prob;
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ibuf[ifile] = buf[ifile];
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return(*ibuf[ifile]++ & 0377);
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}
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ptr[ifile] = 1;
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return(-1);
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prob:
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ptr[ifile] = 1;
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printf("read error\n");
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return(-1);
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}
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put(ofile,s,optr) char s[]; {
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register i;
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while(optr-- >= 0)
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buf[ofile][(ptr[ofile] < 512)?ptr[ofile]++:flsh(ofile,1)] = *s++;
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return;
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}
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flsh(ofile,i){
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register error;
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error = write(file[ofile],buf[ofile],ptr[ofile]);
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if(error < 0)goto prob;
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ptr[ofile] = i;
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return(0);
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prob:
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printf("write error on t.%d\n",file[ofile]);
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unl();
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}
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wdval(wfile) int wfile; {
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static let,wflg;
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register j;
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beg:
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j = -1;
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if(wflg == 1){wflg = 0;
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goto st; }
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while((let = get(wfile)) != '\n'){
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st:
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switch(let){
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case -1: return(0);
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case '%': if(j != -1)break;
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goto ret;
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case '-':
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if((let = get(wfile)) == '\n'){
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while((let = get(wfile)) == '\n')if(let == -1)return(0);
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goto st; }
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else {wflg = 1;
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goto ret; }
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case '\'':
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if(eflg != 1){
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if(j < 1)goto beg;
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else break;
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}
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case '.':
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if(eflg == 1){
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while((let = get(wfile)) != '\n')if(let == -1)return(0);
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goto beg; }
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else goto ret;
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default:
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eflg = 0;
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if(let < 'A')goto ret;
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if(let <= 'Z'){ wd[++j] = let - 0100;
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nwd[j] = let + ' ';
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break; }
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if(let < 'a' || let > 'z')goto ret;
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wd[++j] = let - 0140;
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nwd[j] = let;
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}
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eflg = 0; }
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eflg = 1;
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ret:
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if(j < 1)goto beg;
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nwd[++j] = '\n';
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wd[j] = 0;
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return(j);
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}
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nwdval(wfile) int wfile;{
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register j;
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register char c;
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j = -1;
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do{
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if(( c = nwd[++j] = get(wfile)) == -1)return(0);
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wd[j] = c - 0140;
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}
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while(c != '\n');
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wd[j] = '\0';
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return(j);
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}
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conf(n,width,cbuf) char cbuf[]; {
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register i,a;
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i = width;
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while(i--)cbuf[i] = ' ';
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cbuf[(a = n/10)?conf(a,--width,cbuf):--width] = n%10 + '0';
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return(++width);
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}
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rand(){
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static gorp;
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gorp = (gorp + 625) & 077777;
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return(gorp);
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}
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